4606421 has 4 divisors (see below), whose sum is σ = 4621452. Its totient is φ = 4591392.

The previous prime is 4606403. The next prime is 4606429. The reversal of 4606421 is 1246064.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 448900 + 4157521 = 670^2 + 2039^2 .

It is a cyclic number.

It is not a de Polignac number, because 4606421 - 2¹⁰ = 4605397 is a prime.

It is a super-2 number, since 2×4606421² = 42438228858482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4606429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7046 + ... + 7671.

It is an arithmetic number, because the mean of its divisors is an integer number (1155363).

Almost surely, 2^4606421 is an apocalyptic number.

It is an amenable number.

4606421 is a deficient number, since it is larger than the sum of its proper divisors (15031).

4606421 is a wasteful number, since it uses less digits than its factorization.

4606421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15030.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 4606421 is about 2146.2574402900. The cubic root of 4606421 is about 166.3876964253.

The spelling of 4606421 in words is "four million, six hundred six thousand, four hundred twenty-one".